My longtime readers know that I’m not one to panic when the media does.  I wasn’t very worried about anthrax in the mail.  I didn’t think swine flu was going to be a big deal.  (See link below.)  And I’m not concerned about the health effects of airport X-ray back-scatter machines. But there’s plenty of stuff that worries me.  Most of it is scary on time scales longer than the typical media attention span.  What scares me is stuff that will hurt us decades from now.  For example, I’m very worri...